Answer: They have larger ranges and thresholds.
Explanation: The rank-size rule defines range as the longest distance that a customer will travel to purchase a good or service. Threshold is the minimum market needed to support the supply of a product or service. It is assumed that customers which travel longer distances to purchase a higher-order good or service, and a provider of such goods and services will require a larger customer base to make a profit. Thus, higher-order services have larger ranges and thresholds.
Answer:
Technology is the sustainable way to generate tha alternate new sources of energy and suffice the demand of earth's resources.
Explanation:
Coal and firewood is the only conventional sources of energy in the world since Industrial revolution. After introduced modern machineries, oil and natural gas were diggiong out using modern tools but these resources also exhaustable. So many countries and international organisations innovate the new technology and produce the renewable energy in the cost effective manner such as Solar energy, Wind energy, Biofuel and so on, they are not pollute the environment and generate sustainable earth for our future's world.
Answer:
C , More evidence needed to be gathered to validate the ideas in the theory.
Explanation:
i just answered it on apex
Answer:
USGS state has the most sinkholes place
Answer:
Answer is D. Socialist economy
